Hi Chiranjeevi,

[auto build test ERROR on linuxtv-media/master]
[also build test ERROR on v4.12-rc2 next-20170525]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/chiranjeevi-rapolu-intel-com/i2c-Add-Omnivision-OV5670-5M-sensor-support/20170526-134545
base:   git://linuxtv.org/media_tree.git master
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 6.2.0
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=ia64 

All errors (new ones prefixed by >>):

   drivers/media/i2c/ov5670.c: In function 'ov5670_prepare_streaming':
>> drivers/media/i2c/ov5670.c:2251:9: error: implicit declaration of function '__v4l2_ctrl_handler_setup' [-Werror=implicit-function-declaration]
     return __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler);
            ^~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/__v4l2_ctrl_handler_setup +2251 drivers/media/i2c/ov5670.c

  2245		ret = ov5670_write_reg_list(ov5670, reg_list);
  2246		if (ret) {
  2247			dev_err(&client->dev, "%s failed to set mode\n", __func__);
  2248			return ret;
  2249		}
  2250	
> 2251		return __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler);
  2252	}
  2253	
  2254	static int ov5670_start_streaming(struct ov5670 *ov5670)

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